<?php
/**
 * Punny - The most easy-to-use PHP MVC framework
 * 
 * Copyright (c) 2010  
 *
 * @author email :lx.xin@qq.com
 */

 	function getip() {
		if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown")) {
			$ip = getenv("HTTP_CLIENT_IP");
		} else
			if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown")) {
				$ip = getenv("HTTP_X_FORWARDED_FOR");
			} else
				if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown")) {
					$ip = getenv("REMOTE_ADDR");
				} else
					if (isset ($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown")) {
						$ip = $_SERVER['REMOTE_ADDR'];
					} else {
						$ip = "unknown";
					}
		return ($ip);
	}

	function htmtocode($content) {
		$content = str_replace("\n", "<br>", str_replace(" ", "&nbsp;", $content));
		return $content;
	}






 ?>